What certifications does the product have?

The product has passed CE, CCC, and ISO certifications, as well as patent certification from the China Intellectual Property Office.

What is the warranty period for the machine?

The product description does not specify a warranty period, but it highlights high welding quality and reliable technology.

Top Sale Spot Welding Machine-Intermediate Frequency Inverter DC Spot (Convex) Welder

Name: Top Sale Spot Welding Machine-Intermediate Frequency Inverter DC Spot (Convex) Welder
Brand: Guangdong Pudian Automation Technology Co., Ltd.
SKU: 1941603895

Guangdong, ChinaGuangdong Pudian Automation Technology Co., Ltd.

US$4,299.00

1 Piece

Product profile

Control

Semi-Automatic

Cooling Way

Water Cooling

Style

Fixed

Model NO.

DTB-280/DTB-340/DTB-450

Electrode Stroke

Vertical

Electric Current

Transmission

Pneumatic

Conductive Way

Copper

Welding Spot Number

Multiple

Type

Universal

Applicable Material

All Metal Materials: Stainless Steel;

Key Selling Points

Firm Welding, High Efficiency, Power Saving

Cooling Water Flow

12L/Min

Input Power

Three φ 380V

Maximum Short Circuit Current

65ka/80ka/100ka

Transport Package

Wooden Case

Specification

1205*870*2140mm

Trademark

PDKJ

Origin

China

HS Code

8515809090

Production Capacity

100 Unit Per Month

Key features

High Efficiency & Energy Saving: MFDC technology reduces energy consumption and operating costs while improving welding quality.

Precise Current Control: 1000Hz inverter frequency ensures higher time resolution and control accuracy than traditional welders.

Wide Material Compatibility: Suitable for welding aluminum, copper, galvanized sheet, carbon steel, nickel, and tungsten.

Multi-Industry Application: Widely used in auto parts, new energy batteries, communication, and hardware manufacturing.

Stable Performance: Output current is unaffected by secondary circuit changes, ensuring consistent thermal efficiency.

Certified Quality: Product holds CE, CCC, and ISO certifications with China Intellectual Property Office patent.

Robust Construction: Pneumatic transmission with water cooling for stable operation in high-demand environments.

Flexible Customization: Supports customization from samples, designs, and minor adjustments to meet specific needs.

Company profile

Importers and ExportersCooperated with Fortune 500Years of Export ExperiencePatents Awarded

Guangdong Pudian Automation Technology Co., Ltd.

Guangdong, China

CertifiedBusiness Type: Manufacturer/Factory & Trading Company CertifiedCustomization Options: Customization from Samples, Customization from Designs, etc. CertifiedExport Year: over 15 years CertifiedNearest Port: shenzhen portAverage Response Time: ≤3.39h CertifiedTerms of Payment: LC, T/T, D/P, etc.

AI-Powered supplier vetting

SummaryThe supplier is identified as a combined company and trade company associated with manufacturing, located in Dongguan. It reports more than 10 production lines, specifically 13, valid manufacturing-capacity contracts with associated subcontractors, inventory capability, and overseas warehouse and showroom services. Customization is supported through samples, designs, full, minor, and flexible customization, together with 3D software design services. Quality-related strengths include raw-material traceability and documented procedures for service assessment, corrective and preventive actions, and complaint handling. However, the supplier reports no management-system certification, uses random finished-product inspection, has only one quality assurance/control inspector listed in one record, and does not continuously reconcile production quantities by batch or lot. It does not provide OEM services for popular brands, ODM services, or overseas agent/branch support. Financial information is represented only...

CertificationsThe supplier reports 'NIL' for certification of supplier management systems. This is explicit evidence that no such certification is held in the provided information.

After-Sales capabilityThe supplier reports inventory capability, overseas warehouse and showroom services, and documented procedures with records for service assessment, corrective and preventive actions, and customer complaints. However, it has no overseas agents or branches, has not participated in offline trade shows, and reports zero countries with overseas services, so the breadth of direct international after-sales coverage is limited.

Production capacityProduction capacity is supported by more than 10 lines, specifically 13, valid contracts with associated subcontractors, inventory capability, and an outsourcing SOP. Countervailing evidence includes no continuous batch or lot quantity reconciliation and random finished-product inspection, indicating capacity strength with process-control limitations.

Customization capabilityThe supplier explicitly offers customization from samples, customization from designs, full, minor, and flexible customization, and provides 3D software design services. These records demonstrate broad product-design and customization support.

Product Q&A

Q:When can you arrange shipment?

We usually arrange shipment within 15 days after getting deposit, but customized machines should be more than 25 days. We always ship by air and sea in the mean time.

Q:Do you inspect the finished products?

Yes, Each step of production products will be came out inspection by QC department before shipping.

Q:Are you a factory?

Yes, We are a factory, all machine is made by ourselves and we can provide customize service according to your requirement.

Q:How about your transport packing?

We have rich experience on international transportation. All the packing are extra thickness carton filling with protective PE foam and waterproof membrane. No damage happened during transportation until now.

Q:What materials can this welding machine handle?

It is suitable for welding aluminum, copper, galvanized sheet, carbon steel, nickel, tungsten, and other metal materials.